<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <input type="text" style="outline:none;">
    <textarea name="" id="" cols="30" rows="10" style="resize:none ;"></textarea>
    <ul>
        <li style="cursor: default;">默认样式</li>
        <li style="cursor: pointer;">小手样式</li>
        <li style="cursor: move;">移动样式</li>
        <li style="cursor: text;">文本样式</li>
        <li style="cursor: not-allowed;">禁止样式</li>
    </ul>
    <script>
    // cursor样式: 把鼠标变成小手(pointer) 十字架 (move) 禁止(not-allowed)
    // 去除表单轮廓线 outline:none;
    // 防止拖拽文本域  resize:none;

    </script>
</body>

</html>